Dormer A147 HSS-E Cobalt High Speed Steel Drill Bit 4.7mm Pack of 10

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Dormer A147 HSS-E Cobalt High Speed Steel Drill Bit 4.7mm Pack of 10

Designed to tackle the most demanding drilling applications, this Dormer A147 drill bit delivers exceptional longevity and reliable performance in tough materials. Manufactured from premium HSS-E cobalt steel, each bit in this pack of ten maintains its cutting edge far longer than standard high-speed steel, making it the ideal choice for use on stainless steel, titanium, and other hard-to-machine alloys.

- Made from HSS-E cobalt steel with 5% cobalt content for excellent heat resistance and edge retention

- Hardness of 67-69 HRC ensures consistent cutting performance over extended use

- 135-degree split point geometry eliminates the need for pilot hole drilling and reduces walking on start

- DIN 338 standard for straight shank, right-hand cutting drill bits

- Suitable for both hand and machine drilling in steel, cast iron, and non-ferrous metals

- Precision ground flutes for efficient chip evacuation and smooth operation

- Bright finish for reduced friction and improved material flow

Ideal for professional engineers and serious DIY users who demand reliability and accuracy from their tools.

GTIN: 7320760691052